Monitor, measure and record. A shortlist of things to monitor: Average load Memory usage Disk I / O (transactions per second) Network bandwidth (in Mbits / sec) Virtual Host / Site Network Bandwidth Transfer (in GB / month) Transfer to
Monitor, measure and record. A shortlist of things to monitor: Average load Memory usage Disk I / O (transactions per second) Network bandwidth (in Mbits / sec) Virtual Host / Site Network Bandwidth Transfer (in GB / month) Transfer to